Diphenyl - thiocarbazone extraction and spectrophotometry for determination of residual chlorine in water distribution system 鳌合物间接紫外分光光度法测定水中微量氯离子
Chemical analysis of nitrate of rare earth for agriculture - determination of chrome content - sys - diphenyl carbazide spectrophotometric method 二苯氨基脲分光光度法测定铬含量
Methods for chemical analysis of iron ores - the diphenyl carbazide photometric method for the determination of chromium content 铁矿石化学分析方法二苯基碳酰二肼光度法测定铬量
Synthesis and characterization of the complexes of lanthanide perchlorates with n , n ' - dimethyl - n , n ' - diphenyl - 3 , 6 - dioxaoctane diamide 三甘双酰氮甲基苯胺稀土高氯酸盐配合物的合成及表征
Methods for chemical analysis of gallium - the 4 , 7 - diphenyl - 1 , 10 - phenanthroline photometric method for the determination of iron content 镓化学分析方法4 , 7 -二苯基- 1 , 10 -二氮杂菲光度法测定铁量
Workplace air . determination of diphenyl methane 4 , 4 ' - di - iso - cyanate - n - 1 - naphthyl ethylenediamine dihydrochloride spectrophotometric method 作业场所空气中二苯基甲烷二异氰酸酯的盐酸萘乙二胺分光光度测定方法
N , n - diphenyl - hydrazinecarboxamide , which content was high to 17 . 26 % , was found in the essential oil extracted from s . chamaejasme leaves 瑞香狼毒叶挥发油中含有姘基甲酚二苯胺，且相对含量很高，达到了17 26 。
Methods for chemical analysis of iron , steel and alloy - the sodium carbonate separation - diphenyl carbazide photometric method for the determination of chromium content 钢铁及合金化学分析方法碳酸钠分离-二苯碳酰二肼光度法测定铬量
Chemical analysis methods and determination of physical performance of alumina determination of chromium sesquioxide content - diphenyl carbazide photometric method 氧化铝化学分析方法和物理性能测定方法二苯基碳酰二肼光度法测定三氧化二铬含量
In this paper , a varieties of purification processes are carefully discussed according to three methods of synthesis of diphenyl carbonate 摘要本文按合成碳酸二苯酯的三种方法光气法、酯交换法和氧化羰化法，详细介绍了碳酸二苯酯的提纯工艺。
